345953579663 has 2 divisors, whose sum is σ = 345953579664. Its totient is φ = 345953579662.

The previous prime is 345953579651. The next prime is 345953579669. The reversal of 345953579663 is 366975359543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345953579663 - 2²⁴ = 345936802447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345953579663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345953579669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172976789831 + 172976789832.

It is an arithmetic number, because the mean of its divisors is an integer number (172976789832).

Almost surely, 2^345953579663 is an apocalyptic number.

345953579663 is a deficient number, since it is larger than the sum of its proper divisors (1).

345953579663 is an equidigital number, since it uses as much as digits as its factorization.

345953579663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 275562000, while the sum is 65.

The spelling of 345953579663 in words is "three hundred forty-five billion, nine hundred fifty-three million, five hundred seventy-nine thousand, six hundred sixty-three".